Tellür

Tellür (Te)

chemical element with symbol Te and atomic number 52
Atomic Number52
Atomic Weight127.6
Hejmara baristeyî130
Group16
Period5
Blockp
Proton52 p+
Notron78 n0
Kareva52 e-
Animated Bohr model of Te (Tellür)

Physical Property

Atomic Radius
140 pm
molar volume
Covalent Radius
136 pm
Metallic Radius
137 pm
ionic radius
221 pm
Crystal Radius
207 pm
Van der Waals radius
206 pm
density
6,232 g/cm³
Atomic Radii Of The Elements: Tellür0102030405060708090100110120130140150160170180190200210pmAtomic RadiusCovalent RadiusMetallic RadiusVan der Waals radius

Chemical Property

wize
proton affinity
electron affinity
1,970876 eV/particle
ionization energy
9,00966 eV/particle
ionization energy of Te (Tellür)
enthalpy of vaporization
49,8 kJ/mol
enthalpy of fusion
17,91 kJ/mol
standard enthalpy of formation
196,6 kJ/mol
Kareva
electron shell2, 8, 18, 18, 6
Bohr model: Te (Tellür)
valence electron6
Lewis structure: Te (Tellür)
electron configuration[Kr] 4d10 5s2 5p4
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 4d10 5s2 5p4
Enhanced Bohr model of Te (Tellür)
Orbital Diagram of Te (Tellür)
oxidation number-2, -1, 0, 1, 2, 3, 4, 5, 6
electronegativity
2.1
Electrophilicity Index
2,141210947219293 eV/particle
fundamental state of matter
phase of matterSolid
gaseous state of matter
Boiling Point
1.261,15 K
Melting Point
722,66 K
critical pressure
critical temperature
2.329,15 K
triple point
appearance
color
Silver
appearance
refractive index
1,000991
thermodynamic material property
Thermal Conductivity
14,3 W/(m K)
thermal expansion
molar heat capacity
25,73 J/(mol K)
Specific Heat Capacity
0,202 J/(g⋅K)
heat capacity ratio
electrical properties
typeSemiconductor
electrical conductivity
0,01 MS/m
electrical resistivity
0,0001 m Ω
superconductivity
magnetism
typediamagnetic
magnetic susceptibility (Mass)
-0,0000000039 m³/Kg
magnetic susceptibility (Molar)
-0,000000000498 m³/mol
magnetic susceptibility (Volume)
-0,0000243
magnetic ordering
Germahiya Curie
Néel temperature
pêkhate
Crystal StructureSimple Trigonal (HEX)
lattice constant
4,45 Å
Lattice Anglesπ/2, π/2, 2 π/3
mechanical property
hardness
2,25 MPa
bulk modulus
65 GPa
shear modulus
16 GPa
Young's modulus
43 GPa
Poisson's ratio
Leza dengê
2.610 m/s
classification
CategoryMetalloids, Metalloids
CAS GroupVIB
IUPAC GroupVIA
Glawe Number94
Mendeleev Number102
Pettifor Number92
Geochemical Classsemi-volatile
Goldschmidt classificationchalcophile

other

Gas Basicity
polarizability
38 ± 4 a₀
C6 Dispersion Coefficient
445 a₀
allotrope
Neutron cross section
5,4
Neutron Mass Absorption
0,0013
quantum number3P2
space group152 (P3121)

Isotopes of Tellurium

Stable Isotopes4
Unstable Isotopes38
Natural Isotopes8
Isotopic Composition13037.87%13037.87%12835.27%12835.27%1269.82%1269.82%1257.86%1257.86%1245.27%1245.27%1222.83%1222.83%1200.10%1200.10%1230.99%1230.99%

104Te

Hejmara baristeyî104
neutron number52
Giraniya atomê
103,946723408 ± 0,000340967 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê2018
parity+

decay modeintensity
α (α emission)100%

105Te

Hejmara baristeyî105
neutron number53
Giraniya atomê
104,943304516 ± 0,000322084 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
633 ± 66 ns
spin7/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê2006
parity+

decay modeintensity
α (α emission)100%

106Te

Hejmara baristeyî106
neutron number54
Giraniya atomê
105,937498521 ± 0,000107934 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
78 ± 11 us
spin0
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1981
parity+

decay modeintensity
α (α emission)100%

107Te

Hejmara baristeyî107
neutron number55
Giraniya atomê
106,934882 ± 0,000108 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
3,22 ± 0,09 ms
spin5/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1979
parity+

decay modeintensity
α (α emission)70%
β+ (β+ decay; β+ = ϵ + e+)
β+ p (β+-delayed proton emission)

108Te

Hejmara baristeyî108
neutron number56
Giraniya atomê
107,929380469 ± 0,000005808 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
2,1 ± 0,1 s
spin0
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1974
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)51%
α (α emission)49%
β+ p (β+-delayed proton emission)2.4%
β+α (β+-delayed α emission)0.065%

109Te

Hejmara baristeyî109
neutron number57
Giraniya atomê
108,927304532 ± 0,000004704 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
4,4 ± 0,2 s
spin5/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1967
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)96.1%
α (α emission)3.9%
β+ p (β+-delayed proton emission)9.4%
β+α (β+-delayed α emission)0.0049%

110Te

Hejmara baristeyî110
neutron number58
Giraniya atomê
109,922458102 ± 0,000007058 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
18,6 ± 0,8 s
spin0
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1977
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
α (α emission)

111Te

Hejmara baristeyî111
neutron number59
Giraniya atomê
110,921000587 ± 0,0000069 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
26,2 ± 0,6 s
spin5/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1967
parity

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
β+ p (β+-delayed proton emission)

112Te

Hejmara baristeyî112
neutron number60
Giraniya atomê
111,916727848 ± 0,000009 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
2 ± 0,2 m
spin0
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1976
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

113Te

Hejmara baristeyî113
neutron number61
Giraniya atomê
112,915891 ± 0,00003 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
1,7 ± 0,2 m
spin7/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1974
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

114Te

Hejmara baristeyî114
neutron number62
Giraniya atomê
113,91208782 ± 0,000026224 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
15,2 ± 0,7 m
spin0
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1968
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

115Te

Hejmara baristeyî115
neutron number63
Giraniya atomê
114,911902 ± 0,00003 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
5,8 ± 0,2 m
spin7/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1961
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

116Te

Hejmara baristeyî116
neutron number64
Giraniya atomê
115,908465558 ± 0,000025986 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
2,49 ± 0,04 h
spin0
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1958
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

117Te

Hejmara baristeyî117
neutron number65
Giraniya atomê
116,908646227 ± 0,000014444 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
62 ± 2 m
spin1/2
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1958
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
ϵ (electron capture)75%
e+ (positron emission)25%

118Te

Hejmara baristeyî118
neutron number66
Giraniya atomê
117,905860104 ± 0,000019652 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
6 ± 0,02 d
spin0
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1948
parity+

decay modeintensity
ϵ (electron capture)100%

119Te

Hejmara baristeyî119
neutron number67
Giraniya atomê
118,906405699 ± 0,000007813 Da
g-factor
0,5 ± 0,1
natural abundance
radioactivity☢️ radioactive element
half-life
16,05 ± 0,05 h
spin1/2
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1948
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%
ϵ (electron capture)97.94%
e+ (positron emission)2.06%

120Te

Hejmara baristeyî120
neutron number68
Giraniya atomê
119,904065779 ± 0,00000188 Da
g-factor
0
natural abundance
0,09 ± 0,01
radioactivity☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1936
parity+

decay modeintensity
+ (double β+ decay)

121Te

Hejmara baristeyî121
neutron number69
Giraniya atomê
120,904945065 ± 0,000027734 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
19,31 ± 0,07 d
spin1/2
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1939
parity+

decay modeintensity
β+ (β+ decay; β+ = ϵ + e+)100%

122Te

Hejmara baristeyî122
neutron number70
Giraniya atomê
121,903044708 ± 0,000001456 Da
g-factor
0
natural abundance
2,55 ± 0,12
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1932
parity+

123Te

Hejmara baristeyî123
neutron number71
Giraniya atomê
122,904271022 ± 0,000001454 Da
g-factor
natural abundance
0,89 ± 0,03
radioactivity☢️ radioactive element
half-life
spin1/2
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1932
parity+

decay modeintensity
ϵ (electron capture)100%

124Te

Hejmara baristeyî124
neutron number72
Giraniya atomê
123,902818341 ± 0,000001451 Da
g-factor
0
natural abundance
4,74 ± 0,14
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1932
parity+

125Te

Hejmara baristeyî125
neutron number73
Giraniya atomê
124,904431178 ± 0,000001451 Da
g-factor
natural abundance
7,07 ± 0,15
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin1/2
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1931
parity+

126Te

Hejmara baristeyî126
neutron number74
Giraniya atomê
125,903312144 ± 0,000001453 Da
g-factor
0
natural abundance
8,84 ± 0,25
radioactivitystable isotope
half-lifeNot Radioactive ☢️
spin0
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1924
parity+

127Te

Hejmara baristeyî127
neutron number75
Giraniya atomê
126,905226993 ± 0,000001465 Da
g-factor
0,42333333333333 ± 0,0026666666666667
natural abundance
radioactivity☢️ radioactive element
half-life
9,35 ± 0,07 h
spin3/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1938
parity+

decay modeintensity
β (β decay)100%

128Te

Hejmara baristeyî128
neutron number76
Giraniya atomê
127,904461237 ± 0,000000758 Da
g-factor
0
natural abundance
31,74 ± 0,08
radioactivity☢️ radioactive element
half-life
2,25 ± 0,09 Yy
spin0
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1924
parity+

decay modeintensity
(double β decay)100%

129Te

Hejmara baristeyî129
neutron number77
Giraniya atomê
128,906596419 ± 0,000000763 Da
g-factor
0,468 ± 0,0026666666666667
natural abundance
radioactivity☢️ radioactive element
half-life
69,6 ± 0,3 m
spin3/2
nuclear quadrupole moment
0,055 ± 0,013
dema îcadkirinê yan keşfê1939
parity+

decay modeintensity
β (β decay)100%

130Te

Hejmara baristeyî130
neutron number78
Giraniya atomê
129,906222745 ± 0,000000011 Da
g-factor
0
natural abundance
34,08 ± 0,62
radioactivity☢️ radioactive element
half-life
791 ± 21 Ey
spin0
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1924
parity+

decay modeintensity
(double β decay)100%

131Te

Hejmara baristeyî131
neutron number79
Giraniya atomê
130,90852221 ± 0,000000065 Da
g-factor
0,464 ± 0,006
natural abundance
radioactivity☢️ radioactive element
half-life
25 ± 0,1 m
spin3/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1939
parity+

decay modeintensity
β (β decay)100%

132Te

Hejmara baristeyî132
neutron number80
Giraniya atomê
131,908546713 ± 0,000003742 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
3,204 ± 0,013 d
spin0
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1948
parity+

decay modeintensity
β (β decay)100%

133Te

Hejmara baristeyî133
neutron number81
Giraniya atomê
132,91096333 ± 0,000002218 Da
g-factor
0,56666666666667 ± 0,013333333333333
natural abundance
radioactivity☢️ radioactive element
half-life
12,5 ± 0,3 m
spin3/2
nuclear quadrupole moment
0,23 ± 0,09
dema îcadkirinê yan keşfê1940
parity+

decay modeintensity
β (β decay)100%

134Te

Hejmara baristeyî134
neutron number82
Giraniya atomê
133,911396376 ± 0,000002948 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
41,8 ± 0,8 m
spin0
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1948
parity+

decay modeintensity
β (β decay)100%

135Te

Hejmara baristeyî135
neutron number83
Giraniya atomê
134,916554715 ± 0,000001848 Da
g-factor
-0,19714285714286 ± 0,014285714285714
natural abundance
radioactivity☢️ radioactive element
half-life
19 ± 0,2 s
spin7/2
nuclear quadrupole moment
0,29 ± 0,09
dema îcadkirinê yan keşfê1969
parity-

decay modeintensity
β (β decay)100%

136Te

Hejmara baristeyî136
neutron number84
Giraniya atomê
135,92010118 ± 0,000002448 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
17,63 ± 0,09 s
spin0
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1974
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)1.37%

137Te

Hejmara baristeyî137
neutron number85
Giraniya atomê
136,925599354 ± 0,000002254 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
2,49 ± 0,05 s
spin3/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1975
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)2.94%

138Te

Hejmara baristeyî138
neutron number86
Giraniya atomê
137,929472452 ± 0,000004065 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
1,46 ± 0,25 s
spin0
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1975
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)4.8%

139Te

Hejmara baristeyî139
neutron number87
Giraniya atomê
138,935367191 ± 0,0000038 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
724 ± 81 ms
spin5/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1994
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)

140Te

Hejmara baristeyî140
neutron number88
Giraniya atomê
139,939487057 ± 0,000015434 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
351 ± 5 ms
spin0
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1994
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)

141Te

Hejmara baristeyî141
neutron number89
Giraniya atomê
140,945604 ± 0,000429 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
193 ± 16 ms
spin5/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê1994
parity-

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)
2n (2-neutron emission)

142Te

Hejmara baristeyî142
neutron number90
Giraniya atomê
141,950027 ± 0,000537 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
147 ± 8 ms
spin0
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê1994
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)
2n (2-neutron emission)

143Te

Hejmara baristeyî143
neutron number91
Giraniya atomê
142,956489 ± 0,000537 Da
g-factor
natural abundance
radioactivity☢️ radioactive element
half-life
120 ± 8 ms
spin7/2
nuclear quadrupole moment
dema îcadkirinê yan keşfê2010
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)
2n (2-neutron emission)

144Te

Hejmara baristeyî144
neutron number92
Giraniya atomê
143,961116 ± 0,000322 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
93 ± 60 ms
spin0
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê2015
parity+

decay modeintensity
β (β decay)100%
β n (β-delayed neutron emission)
2n (2-neutron emission)

145Te

Hejmara baristeyî145
neutron number93
Giraniya atomê
144,967783 ± 0,000322 Da
g-factor
0
natural abundance
radioactivity☢️ radioactive element
half-life
spin0
nuclear quadrupole moment
0
dema îcadkirinê yan keşfê2018
parity+

decay modeintensity
β (β decay)
β n (β-delayed neutron emission)
2n (2-neutron emission)
Tellurium element 2

dîrok

kaşîf an îcadkerFranz Müller von Reichenstein
location of discoveryRomania
dema îcadkirinê yan keşfê1782
BêjenasîLatin: tellus (earth).
pronunciationte-LOOR-i-em (îngilîzî)

source

Abundance
Abundance in Earth's crust
0,001 mg/kg
natural abundance (Okyanûs)
natural abundance (human body)
natural abundance (meteoroid)
0,00021 %
natural abundance (Roj)
Abundance in Universe
0,0000009 %

Nuclear Screening Constants

1s1.0432
2p4.14
2s13.6688
3d14.1607
3p17.9911
3s18.0019
4d32.04
4p28.878
4s27.5916
5p41.1915
5s39.462